20078918097

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2187961}}^1$

素因数の和:2188013

約数の個数: 32

約数和(自身を含む): 33607096320

約数和(自身を除く): 13528178223

約数列:

[1, 3, 7, 19, 21, 23, 57, 69, 133, 161, 399, 437, 483, 1311, 3059, 9177, 2187961, 6563883, 15315727, 41571259, 45947181, 50323103, 124713777, 150969309, 290998813, 352261721, 872996439, 956138957, 1056785163, 2868416871, 6692972699, 20078918097]

約数ペア:

[(1, 20078918097), (3, 6692972699), (7, 2868416871), (19, 1056785163), (21, 956138957), (23, 872996439), (57, 352261721), (69, 290998813), (133, 150969309), (161, 124713777), (399, 50323103), (437, 45947181), (483, 41571259), (1311, 15315727), (3059, 6563883), (9177, 2187961)]